(W) Ian Edginton (A/CA) I. N. J. Culbard. The stunningly beautiful clockpunk series continues! Wren, Conductor 17 and Ramkin are in the run as the Duchy is under invasion. The key to escaping off-world comes from an unexpected direction and they flee along the rails of the clockwork solar-system to the next planet. But nothing has prepared them for the airborne world they find themselves in!